Welcome to Cool Stuff, a weekly feature where we post our favorite links from the past week, including our favorite articles and how-tos, videos, images and more.

In his last post of the year, David Hobby talks about his experience taking part in DigitalRev.com’s Pro Tog, Cheap Camera series. Past participants have included Chase Jarvis and Zack Arias, among others, and the series has always been fun to watch.

Sohail Mamdani is a writer and photographer based in the San Francisco Bay Area.
Follow him on Twitter, Facebook or Google+. You can find his portfolio on his website at sohail.me as well as on 500px and Flickr.